v3.26.3
Property, Plant and Equipment, Net - Schedule of Property, Plant and Equipment, Net (Details)
¥ in Thousands, $ in Thousands
Jun. 30, 2026
CNY (¥)
Jun. 30, 2026
USD ($)
Dec. 31, 2025
CNY (¥)
Schedule of Property, Plant and Equipment, Net [Line Items]      
Total ¥ 125,868   ¥ 128,953
Less: Accumulated depreciation (117,397)   (119,717)
Construction in progress 53,640   53,640
Property, plant and equipment, net 62,111 $ 9,154 62,876
Building [Member]      
Schedule of Property, Plant and Equipment, Net [Line Items]      
Total 3,240   3,240
Office equipment, furniture and fixtures [Member]      
Schedule of Property, Plant and Equipment, Net [Line Items]      
Total 106,230   109,767
Motor vehicles [Member]      
Schedule of Property, Plant and Equipment, Net [Line Items]      
Total 5,369   4,163
Leasehold improvements [Member]      
Schedule of Property, Plant and Equipment, Net [Line Items]      
Total ¥ 11,029   ¥ 11,783